otl amplifiers

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eBay

Audio Senka APM-132 Power Transformer Pair for OTL Amplifiers Used £484 Dec 12, 2025
- Dec 28, 2025

eBay

Rare Matched QUAD PL504 NOS GRAAF GM100 GM200 OTL Amplifiers EI Philips $349 Dec 15, 2021

eBay

COUNTERPOINT SA-4 Pair OTL Monaural Power Tubed Amplifiers $5,000 Dec 15, 2021

eBay

Audio Professor 6c33c-b OTL Mono Tube Amplifiers. Western Electric Caps Listen $2,999 Dec 11, 2025

eBay

Pair Fourier Sans Pariel III Output Transformerless Amplifiers (OTL Amps)==Rare! $2,799 Sep 25, 2025

eBay

VINTAGE PHILLIPS TUBE OTL MONO BLOCKS AMPLIFIERS AG-9008 MADE IN HOLLAND $585 Oct 16, 2025

eBay

RARE NYAL JULIUS FUTTERMAN OTL-1 Transformerless Mono Tube Amplifiers Clean. $19,999 Jun 13, 2025

eBay

RARE NYAL JULIUS FUTTERMAN Designed OTL-1 Transformerless Mono Tube Amplifiers $13,000 Sep 25, 2024